CN216899038U - Gas turbine flowmeter convenient to overhaul - Google Patents
Gas turbine flowmeter convenient to overhaul Download PDFInfo
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- CN216899038U CN216899038U CN202220311191.3U CN202220311191U CN216899038U CN 216899038 U CN216899038 U CN 216899038U CN 202220311191 U CN202220311191 U CN 202220311191U CN 216899038 U CN216899038 U CN 216899038U
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- 239000012530 fluid Substances 0.000 claims abstract description 50
- 125000003003 spiro group Chemical group 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 12
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005291 magnetic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of flowmeters, in particular to a gas turbine flowmeter convenient for maintenance, which comprises a flowmeter body with a fluid passage, wherein a front guide fluid and a rear guide fluid are fixedly arranged in the fluid passage, a turbine is rotatably arranged between the front guide fluid and the rear guide fluid, a flow sensor for detecting the rotating speed of the turbine is arranged on the outer side of the flowmeter body, the flow sensor is electrically connected with an external power supply, a detachable flowmeter cover is arranged on a shell of the flowmeter body, when the internal turbine component is damaged and needs maintenance, the flowmeter cover can be directly detached, the internal turbine component is maintained, the butterfly valves are more convenient, the butterfly valves on two sides are also arranged at two ends of the flowmeter body, the butterfly valves on two sides can be closed during maintenance, and the flowmeter can be maintained on a pipeline, the flowmeter does not need to be disassembled, and the gas leakage can not be caused.
Description
Technical Field
The utility model belongs to the technical field of flowmeters, and particularly relates to a gas turbine flowmeter convenient to overhaul.
Background
The turbine flowmeter converts the flow rate into the rotating speed of a turbine, and then converts the rotating speed into an electric signal which is in direct proportion to the flow. The flowmeter is used for detecting instantaneous flow and total integrated flow, and the output signal is frequency and easy to digitize. The induction coil and the permanent magnet are fixed together on the housing. When the ferromagnetic turbine blade passes the magnet, the reluctance of the magnetic circuit changes, thereby generating an induced signal. The signal is amplified and shaped by an amplifier and sent to a counter or a frequency meter to display the total integrated flow.
The outer casing of the existing turbine flow sensor is usually an integrally formed closed casing, and the turbine assembly is installed inside the casing, if the turbine rotates and breaks down, the metering of the whole turbine flow meter is inaccurate, so that the turbine part needs to be overhauled, but the existing integrated closed casing is not easy to disassemble the turbine inside, and the whole turbine assembly needs to be completely disassembled, so that the maintenance is troublesome.
SUMMERY OF THE UTILITY MODEL
The present invention provides a gas turbine flowmeter that is easy to service, and solves the problems set forth in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: a gas turbine flowmeter convenient for maintenance comprises a flowmeter body with a fluid channel, wherein a front guide fluid and a rear guide fluid are fixedly arranged in the fluid channel, a turbine is rotatably arranged between the front guide fluid and the rear guide fluid, a flow sensor for detecting the rotating speed of the turbine is arranged on the outer side of the flowmeter body, the flow sensor is electrically connected with an external power supply, a flowmeter cover is screwed on the flowmeter body corresponding to the front guide fluid, the turbine and the rear guide fluid, the top of the flowmeter cover is in threaded connection with a cover plate, the flow sensor is fixedly arranged on the cover plate, two ends of the flowmeter body are both fixedly provided with flange plates, and the two ends of the flowmeter body are respectively provided with a butterfly valve for opening and closing the fluid channel, and the front guide fluid, the turbine and the rear guide fluid are positioned between the two butterfly valves.
The cross section of the flowmeter cover is in a shape of Contraband, the flowmeter cover covers the upper side of the flowmeter body, and the flowmeter cover and the flowmeter body are fixedly screwed.
Preferably, the flowmeter cover is provided with a mounting hole, a fixing bolt is mounted in the mounting hole, and the flowmeter cover and the flowmeter body are fixed through the fixing bolt in a threaded manner.
Preferably, the cover plate is rectangular, the cover plate covers the top of the flowmeter cover, screws are arranged at four corners of the cover plate, and the cover plate is fixedly connected with the flowmeter cover through the mounting holes.
Preferably, the cover plate has a length less than a length of the flowmeter case.
Preferably, the butterfly valve comprises a valve plate and a valve plate driver, the valve plate is rotatably mounted on the inner side of the fluid passage, the valve plate driver is fixedly mounted on the outer side of the flow meter body, and the valve plate driver is used for driving the valve plate to rotate.
Preferably, the front guide fluid, the rear guide fluid and the flowmeter body are fixed by the flowmeter cover in a pressing mode.
Compared with the prior art, the utility model has the beneficial effects that:
the detachable flowmeter cover is arranged on the shell of the flowmeter body, when the internal turbine assembly is damaged and needs to be maintained, the flowmeter cover can be directly detached, the internal turbine assembly is maintained conveniently, the butterfly valves are further arranged at the two ends of the flowmeter body, the butterfly valves at the two sides can be closed during maintenance, the flowmeter can be maintained on a pipeline without detaching the flowmeter, and gas leakage is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a schematic diagram of the internal test structure of the present invention.
In the figure: 1. a flowmeter body; 101. a fluid channel; 11. a flange plate; 12. a lead fluid; 13. a turbine; 14. a rear baffle; 2. a flow meter housing; 21. mounting holes; 22. fixing the bolt; 3. a flow sensor; 4. a butterfly valve; 41. a valve plate; 42. a valve plate driver; 5. a cover plate; 51. and (4) screws.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: a gas turbine flowmeter convenient for maintenance comprises a flowmeter body 1 with a fluid channel 101, wherein a front guide fluid 12 and a rear guide fluid 14 are fixedly installed inside the fluid channel 101, a turbine 13 is rotatably installed between the front guide fluid 12 and the rear guide fluid 14, a flow sensor 3 for detecting the rotating speed of the turbine 13 is installed on the outer side of the flowmeter body 1, the flow sensor 3 is electrically connected with an external power supply, a flowmeter cover 2 is installed on the flowmeter body 1 in a threaded manner corresponding to the front guide fluid 12, the turbine 13 and the rear guide fluid 14, a cover plate 5 is installed at the top of the flowmeter cover 2 in a threaded manner, the flow sensor 3 is fixedly installed on the cover plate 5, two ends of the flowmeter body 1 are fixedly provided with flange plates 11, and butterfly valves 4 for opening and closing the fluid channel 101 are installed at both ends of the flow meter body 1, and the front guide fluid 12, the turbine 13 and the rear guide fluid 14 are located between the two butterfly valves 4.
In this embodiment, by arranging the detachable flow meter cover 2 on the casing of the flow meter body 1, wherein the cross section of the flow meter cover 2 is shaped like "Contraband", and can cover the upper side of the flow meter body 1, and the flow meter cover 2 is screwed and fixed with the flow meter body 1, therefore, the detachment and installation are convenient, when the internal turbine component is damaged and needs to be repaired, the flow meter cover 2 can be directly detached, the internal turbine component can be repaired, which is more convenient, and butterfly valves 4 are further arranged at the two ends of the flow meter body 1, when being repaired, the butterfly valves 4 at the two sides can be closed, the flow meter can be repaired on the pipeline, the flow meter does not need to be detached, and the gas leakage is not caused.
Specifically, the cross section of the flowmeter cover 2 is in the shape of Contraband, the flowmeter cover 2 covers the upper side of the flowmeter body 1, the flowmeter cover 2 and the flowmeter body 1 are fixed in a screwed mode, the flowmeter cover 2 is provided with a mounting hole 21, a fixing bolt 22 is installed in the mounting hole 21, the flowmeter cover 2 and the flowmeter body 1 are fixed in a screwed mode through the fixing bolt 22, when the flowmeter cover 2 is used, the flowmeter cover 2 can be installed and detached through installing and detaching the fixing bolt 22, the flowmeter cover 2 is easy to disassemble and assemble, and people can conveniently overhaul internal turbine assemblies.
Specifically, apron 5 is the rectangle, and 5 lids of apron close at the top of flowmeter cover 2, and the four corners department of apron 5 all is equipped with screw 51, through mounting hole 21 fixed connection between apron 5 and the flowmeter cover 2, and the length of apron 5 is less than the length of flowmeter cover 2, and the area of apron 5 is less relatively for install flow sensor 3, when dismantling, conveniently dismantle apron 5 and flow sensor 3 earlier, also make things convenient for the maintenance to observe simultaneously.
Specifically, the butterfly valve 4 includes a valve plate 41 and a valve plate driver 42, the valve plate 41 is rotatably installed inside the fluid passage 101, the valve plate driver 42 is fixedly installed outside the flowmeter body 1, and the valve plate driver 42 is used for driving the valve plate 41 to rotate, wherein the valve plate driver 42 may adopt an electric actuator, and the valve plate 41 is driven to rotate in an electric manner to control the butterfly valve 4 to be closed or opened, and during maintenance, the butterfly valve 4 may be closed in advance to block the gas passage, thereby facilitating subsequent maintenance work.
Specifically, the front guide fluid 12, the rear guide fluid 14 and the flowmeter body 1 are pressed and fixed through the flowmeter cover 2, so that the internal turbine assembly can be taken down for maintenance after the flowmeter cover 2 is detached.
The working principle and the using process of the utility model are as follows: when in use, the flowmeter body 1 is arranged in a fluid pipeline, the flange plates 11 at two ends are connected with the pipeline, sealed and fixed, the fluid can impact the turbine 13 to rotate when passing through the turbine 13, the flow sensor 3 arranged above can detect the rotation of the turbine 13, thereby sensing the flow of the fluid, when the internal turbine component is damaged and needs to be maintained, the flowmeter cover 2 can be directly detached, the internal turbine component is maintained, the operation is more convenient, the butterfly valves 4 are also arranged at two ends of the flowmeter body 1, when in maintenance, the butterfly valves 4 at two sides can be closed, the flowmeter can be maintained on the pipeline, the flowmeter does not need to be detached, and the gas leakage condition can not occur.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a gas turbine flowmeter convenient to overhaul which characterized in that: including the flowmeter ware body (1) that has fluid passage (101), the inside fixed mounting of fluid passage (101) leads fluid (12) and back baffle (14), lead and rotate between fluid (12) and back baffle (14) and install turbine (13), the outside of flowmeter ware body (1) is installed and is used for detecting flow sensor (3) of turbine (13) rotational speed, flow sensor (3) and external power source electric connection, correspond on the flowmeter ware body (1) lead fluid (12), turbine (13) and back baffle (14) department spiro union and install flowmeter cover (2), apron (5) are installed to the top spiro union of flowmeter cover (2), flow sensor (3) fixed mounting be in on apron (5), the both ends of flowmeter ware body (1) all are fixed and are equipped with ring flange (11), and the two ends of the flowmeter body (1) are respectively provided with a butterfly valve (4) for opening and closing the fluid channel (101), and the front guide fluid (12), the turbine (13) and the rear guide fluid (14) are positioned between the two butterfly valves (4).
2. A gas turbine flow meter for easy service as claimed in claim 1 wherein: the cross section of the flowmeter cover (2) is in a shape of Contraband, the flowmeter cover (2) covers the upper side of the flowmeter body (1), and the flowmeter cover (2) and the flowmeter body (1) are fixed in a screwed mode.
3. A gas turbine flow meter for easy service as claimed in claim 2, wherein: the flowmeter cover (2) is provided with a mounting hole (21), a fixing bolt (22) is mounted in the mounting hole (21), and the flowmeter cover (2) and the flowmeter body (1) are fixed through the fixing bolt (22) in a threaded mode.
4. A gas turbine flow meter for easy service as claimed in claim 3, wherein: the cover plate (5) is rectangular, the cover plate (5) covers the top of the flowmeter cover (2), screws (51) are arranged at four corners of the cover plate (5), and the cover plate (5) is fixedly connected with the flowmeter cover (2) through the mounting holes (21).
5. An easy to service gas turbine flowmeter according to claim 4 wherein: the length of the cover plate (5) is smaller than that of the flowmeter cover (2).
6. A gas turbine flow meter for easy service as claimed in claim 1 wherein: the butterfly valve (4) comprises a valve plate (41) and a valve plate driver (42), the valve plate (41) is rotatably installed on the inner side of the fluid channel (101), the valve plate driver (42) is fixedly installed on the outer side of the flowmeter body (1), and the valve plate driver (42) is used for driving the valve plate (41) to rotate.
7. A gas turbine flow meter for easy service as claimed in claim 1 wherein: the front guide fluid (12), the rear guide fluid (14) and the flowmeter body (1) are pressed and fixed through the flowmeter cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220311191.3U CN216899038U (en) | 2022-02-16 | 2022-02-16 | Gas turbine flowmeter convenient to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220311191.3U CN216899038U (en) | 2022-02-16 | 2022-02-16 | Gas turbine flowmeter convenient to overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216899038U true CN216899038U (en) | 2022-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220311191.3U Active CN216899038U (en) | 2022-02-16 | 2022-02-16 | Gas turbine flowmeter convenient to overhaul |
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| Country | Link |
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| CN (1) | CN216899038U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115586180A (en) * | 2022-09-02 | 2023-01-10 | 中国电建集团西北勘测设计研究院有限公司 | Concentration detection device based on photovoltaic hydrogen production and storage |
-
2022
- 2022-02-16 CN CN202220311191.3U patent/CN216899038U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115586180A (en) * | 2022-09-02 | 2023-01-10 | 中国电建集团西北勘测设计研究院有限公司 | Concentration detection device based on photovoltaic hydrogen production and storage |
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